From: Axel Lin <axel.lin@gmail.com>
Date: Thu, 3 May 2012 14:56:58 +0000 (+0800)
Subject: IIO: industrialio-core: Checking NULL instead of IS_ERR for debugfs_create_dir()
X-Git-Tag: v3.5-rc1~145^2~219
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=abd5a2fb3957b5a6eb8083044a61e1b95b770abf;p=pandora-kernel.git

IIO: industrialio-core: Checking NULL instead of IS_ERR for debugfs_create_dir()

If defined CONFIG_DEBUG_FS, debugfs_create_dir returns NULL on failure.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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